ASAC Paul R. Bibler to SAC Seattle re Laboratory typewriter comparison with newspaper letters

This copy: Part 103 p. 476Also filed at Part 17 pp. 365–366 (primary)

This copy’s own title

ASAC Bibler to SAC Seattle re Laboratory typewriting comparison

Document date 29 December 1971

Part 103page 4761 pageDB Cooper-46942

Another copy of this document is the primary, most legible copy: Part 17 pp. 365–366.

Copies may differ in what was redacted.

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Id: Cooper-Part-103:476-476

Subject: Cooper Files: Cooper-Part-103:476-476

Document: Memo ASAC Bibler to SAC Seattle re Laboratory typewriting comparison
Id: Cooper-Part-103:476-476
Page: https://cooper.theunsolved.net/documents/Cooper-Part-103%3A476-476

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FBI 164-81, Vault Part 103 p. 476 (DB Cooper-46942), Memo, dated 29 Dec 1971, serial SE 164-81-15690 (as read from the transcript) — cooper.theunsolved.net/documents/Cooper-Part-103%3A476-476

SAC, SEATTLE (164-81) 12/29/71

ASAC PAUL R. BIBLER

NORJAK

RE: [REDACTED] b6 SUSPECT b7C

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Supervisor MATHEISON called from the Bureau.

He said that this [REDACTED] had the Bureau somewhat excited since the Laboratory had just compared a letter which they got from the files of the Airlines Pilots Association with the typing on the [REDACTED] letters which were sent to the WASHINGTON POST and several other newspapers.

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The Lab report says that this is the same style of type and certain limited characteristics suggest the possibility that they may have been prepared on the same typewriter. For this reason they want us to check him out today, if possible, and advise the Bureau by telephone or teletype.

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I advised SA [REDACTED] to call Spokane and Everett b6 and to check with [REDACTED] and get all investiga- b7C tion done today. It appears he is still [REDACTED] employee and company records may show where he was on the day in question.

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PRB:eon (3)

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164-81-[guess: 15690] SEARCHED _____ INDEXED _____ SERIALIZED [guess: 1/11] FILED [checkmark] DEC 29 1971 FBI—SEATTLE

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DB COOPER-46942

Serials: SE 164-81, SE 164-81-15690